Home / 7,838.96-11,759.61-2,292.68

Finding the Fourth Proportional to 7,838.96, 11,759.61 and 2,292.68

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Solution

The fourth proportional to 7,838.96, 11,759.61 and 2,292.68 is: 3,439.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838.96 : 11,759.61 = 2,292.68 : x
  2. Step 2: Convert to fraction form
    7,838.96/11,759.61 = 2,292.68/x
  3. Step 3: Cross multiply
    7,838.96x = 11,759.61 × 2,292.68
  4. Step 4: Simplify right side
    7,838.96x = 26,960,963.86
  5. Step 5: Solve for x
    x = 26,960,963.86/7,838.96
  6. Step 6: Final answer
    x = 3,439.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.